function clustering = get_manner_phoneme_clustering()
    clustering = [ 1 1 1 2 2 1 1 1 1 2 2 2 2 2 2 2 3 3 3 3 3 3 4 4 4 4 5 5 6 7 7 4 7 7 7 7 5 5 6 6 6 5 5 6 8 8 8 8 ]';
end